langchain教程LangChain is a framework for developing applications powered by language models. It enables applications that are: Data-aware: connect a language model to other sources of data Agentic: allow a language model to interact with its environment
spacyspaCy is a free open-source library for Natural Language Processing in Python. It features NER, POS tagging, dependency parsing, word vectors and more.
pydanticData validation using Python type hints.Pydantic is the most widely used data validation library for Python.Fast and extensible, Pydantic plays nicely with your linters/IDE/brain. Define how data should be in pure, canonical Python 3.7+; validate it with Pydantic.
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